Hardware Spec Index

Mirenta HD-4997 Ultra 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Mirenta · SKU HD4997-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index2,235 (Hard Drives scale)
Category rank#12,040
Street price$329
Power8 W
Performance per dollar6.79
Released2023

Specifications

BrandMirenta
ModelMirenta HD-4997 Ultra
Capacity20 TB
ClassEnterprise
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSAS 12 Gb/s
Sustained transfer280 MB/s
Workload rating550 TB/year
MTBF2.5 million hours
Helium-filledYes
Warranty5 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Strivon HD-5921 Ti 6TB 5,400 RPM SMR Desktop Hard Drive1,558$159Compare
Altrix HD-8668 Ultra 12TB 7,200 RPM CMR NAS Hard Drive2,053$269Compare
Mirenta HD-4559 Core 28TB 7,200 RPM CMR NAS Hard Drive2,599$419Compare
Altrix HD-8395 Edge 16TB 7,200 RPM CMR NAS Hard Drive1,914$249Compare
Altrix HD-2144 Plus 20TB 7,200 RPM CMR NAS Hard Drive3,100$559Compare
Altrix HD-2871 Core 20TB 7,200 RPM CMR Enterprise Hard Drive2,422$429Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Mirenta HD-4997 Ultra 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/6994401 (accessed 2026-10-20).